This is all sterling silver and handcrafted by one of our featured Navajo artist. Each piece of jewelry is handcrafted and signed by our Native-American artists and comes certificate of authenticity. This artist put a few types of stones in this necklace, mother of pearl, turquoise and blue opal. This necklace is 18 inches in length. Stunning necklace and earring combo that will go with everything!! A most have!